Publications by authors named "K Iwasa"

Background: The treatment outcomes of vein and bovine pericardial patches in thromboendarterectomy (TEA) for common femoral artery (CFA) lesions in patients with peripheral arterial disease (PAD) remain unclear. The purpose of this study was to evaluate the efficacy and safety of the bovine pericardial patch by comparing it with vein patch angioplasty.

Methods: This was a multicenter retrospective study.

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A 66-year-old woman with liver cirrhosis and hemodialysis was referred with a 1-week history of pain and rash on the left lower leg. On an examination, the patient was in shock. She was administered catecholamine support for septic shock and ampicillin/sulbactam for severe cellulitis.

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Tissue-specific deficiency of nicotinamide phosphoribosyl transferase (NAMPT), the rate-limiting enzyme of the nicotinamide adenine dinucleotide (NAD)-salvage pathway, causes a decrease of NAD in the tissue, resulting in functional abnormalities. The NAD-salvage pathway is drastically activated in the mammary gland during lactation, but the significance of this has not been established. To investigate the impact of NAD perturbation in the mammary gland, we generated two new lines of mammary gland epithelial-cell-specific Nampt-knockout mice (MGKO).

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Outer hair cells (OHCs) are essential for the sensitivity and frequency specificity of the mammalian ear. To perform this function, OHCs need to amplify the motion of the basilar membrane (BM), which is much stiffer than themselves. If OHCs and the BM are components of a single oscillator, this impedance mismatch seriously limits the effectiveness of OHCs.

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